Mass-Labelled PCDF/PCB Syringe Spike, 1.2ml, nonane Back Catalog number: DFP-IS-A Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 9054.6-K-IP 4,5-Dichlorocatechol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 3428-24-8 Price on request 79615 4,5-Methylenephenanthrene Price on request 677108 D3-Bifenox, 100 µg/ml, Acetonitrile, 1ml Price on request